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Adds test for programs which read from a program account #30803

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22 changes: 22 additions & 0 deletions programs/sbf/c/src/read_program/read_program.c
Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
#include <solana_sdk.h>

extern uint64_t entrypoint(const uint8_t *input) {
SolAccountInfo ka[1];
SolParameters params = (SolParameters){.ka = ka};

sol_log(__FILE__);

if (!sol_deserialize(input, &params, SOL_ARRAY_SIZE(ka))) {
return ERROR_INVALID_ARGUMENT;
}

char ka_data[] = {0x7F, 0x45, 0x4C, 0x46};

sol_assert(params.ka_num == 1);
sol_assert(!sol_memcmp(params.ka[0].data, ka_data, 4));
sol_assert(params.ka[0].is_signer == false);
sol_assert(params.ka[0].is_writable == false);
sol_assert(params.ka[0].executable == true);

return SUCCESS;
}
28 changes: 28 additions & 0 deletions programs/sbf/tests/programs.rs
Original file line number Diff line number Diff line change
Expand Up @@ -2201,6 +2201,34 @@ fn test_program_sbf_disguised_as_sbf_loader() {
}
}

#[test]
#[cfg(feature = "sbf_c")]
fn test_program_reads_from_program_account() {
solana_logger::setup();

let GenesisConfigInfo {
genesis_config,
mint_keypair,
..
} = create_genesis_config(50);
let mut bank = Bank::new_for_tests(&genesis_config);
let (name, id, entrypoint) = solana_bpf_loader_program!();
bank.add_builtin(&name, &id, entrypoint);
let bank_client = BankClient::new(bank);

let program_id = load_program(
&bank_client,
&bpf_loader::id(),
&mint_keypair,
"read_program",
);
let account_metas = vec![AccountMeta::new_readonly(program_id, false)];
let instruction = Instruction::new_with_bytes(program_id, &[], account_metas);
bank_client
.send_and_confirm_instruction(&mint_keypair, instruction)
.unwrap();
}

#[test]
#[cfg(feature = "sbf_c")]
fn test_program_sbf_c_dup() {
Expand Down